DNS troubleshooting , this article describes some of the common dns problems and their solutions.
First phase of article describes dns errors relating to configuration , server setup and its basic functionality . Second phase talks about the nslookup related errors when the dns servers seems to be working correctly but names resolution fail . Continue reading “DNS Troubleshooting”
Managing Sun OpenBoot Parameters and commands
Learn to access, display and set sun openboot parameters on a Sun servers and workstation for input output port , boot , security , diagnostics & more. Continue reading “Managing Sun OpenBoot Parameters and commands”
Veritas Volume Manager – vxdiskadm
Veritas Volume Manager is used to manage disk storage spread over an array of disks.
The main features of volume manager are following
1. Allows creation of logical volumes spanning over multiple disks. This overcomes the physical limit of the disk .
2. Provides high availability storage solutions through RAID ,Mirroring of disks .
3. Provides fail over features by providing transferable disk group ownership between systems.
4. Dynamic reconfiguration of disk storage in an online system state. what is veritas volume manager .
The following article describes the volume manager objects and configuration of these objects using a text menu based utility called vxdiskadm . Continue reading “Veritas Volume Manager – vxdiskadm”
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